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(Breaking) Backends: Vulkan: added 'VkImageUsageFlags image_usage' parameter to ImGui_ImplVulkanH_CreateOrResizeWindow(). (#8946, #8110, #8111, #8686)

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Default to VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT.
This commit is contained in:
ocornut
2025-09-26 17:32:39 +02:00
parent 01686c6294
commit 5fe962216a
7 changed files with 27 additions and 15 deletions
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5
examples/example_sdl2_vulkan/main.cpp
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@@ -49,6 +49,7 @@ static VkDescriptorPool g_DescriptorPool = VK_NULL_HANDLE;
static ImGui_ImplVulkanH_Window g_MainWindowData;
static uint32_t g_MinImageCount = 2;
static bool g_SwapChainRebuild = false;
static VkImageUsageFlags g_SwapChainImageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
static void check_vk_result(VkResult err)
{
@@ -230,7 +231,7 @@ static void SetupVulkanWindow(ImGui_ImplVulkanH_Window* wd, VkSurfaceKHR surface
// Create SwapChain, RenderPass, Framebuffer, etc.
IM_ASSERT(g_MinImageCount >= 2);
ImGui_ImplVulkanH_CreateOrResizeWindow(g_Instance, g_PhysicalDevice, g_Device, wd, g_QueueFamily, g_Allocator, width, height, g_MinImageCount);
ImGui_ImplVulkanH_CreateOrResizeWindow(g_Instance, g_PhysicalDevice, g_Device, wd, g_QueueFamily, g_Allocator, width, height, g_MinImageCount, g_SwapChainImageUsage);
}
static void CleanupVulkan()
@@ -476,7 +477,7 @@ int main(int, char**)
if (fb_width > 0 && fb_height > 0 && (g_SwapChainRebuild || g_MainWindowData.Width != fb_width || g_MainWindowData.Height != fb_height))
{
ImGui_ImplVulkan_SetMinImageCount(g_MinImageCount);
ImGui_ImplVulkanH_CreateOrResizeWindow(g_Instance, g_PhysicalDevice, g_Device, &g_MainWindowData, g_QueueFamily, g_Allocator, fb_width, fb_height, g_MinImageCount);
ImGui_ImplVulkanH_CreateOrResizeWindow(g_Instance, g_PhysicalDevice, g_Device, wd, g_QueueFamily, g_Allocator, fb_width, fb_height, g_MinImageCount, g_SwapChainImageUsage);
g_MainWindowData.FrameIndex = 0;
g_SwapChainRebuild = false;
}